<template>
    <div class="app-container">
        <el-form :model="queryParams" ref="queryForm" :inline="true" v-show="showSearch">
            <el-form-item label="菜单名称" prop="title">
                <el-input v-model="queryParams.title" placeholder="请输入菜单名称" clearable size="small" @keyup.enter.native="handleQuery" />
            </el-form-item>
            <el-form-item label="状态" prop="active">
                <el-select v-model="queryParams.active" placeholder="菜单状态" clearable size="small">
                    <el-option key="0" label="正常" :value="true"></el-option>
                    <el-option key="1" label="禁用" :value="false"></el-option>
                </el-select>
            </el-form-item>
            <el-form-item>
                <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
                <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
            </el-form-item>
        </el-form>

        <el-row :gutter="10" class="mb8">
            <el-col :span="1.5">
                <!-- <el-button type="primary" plain icon="el-icon-plus" size="mini" @click="handleAdd" v-hasPermi="['system:menu:add']">新增</el-button> -->
                <el-button type="primary" plain icon="el-icon-plus" size="mini" @click="handleAdd">新增</el-button>
            </el-col>
            <el-col :span="1.5">
                <el-button type="info" plain icon="el-icon-sort" size="mini" @click="toggleExpandAll">展开/折叠</el-button>
            </el-col>
            <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
        </el-row>

        <el-table v-if="refreshTable" v-loading="loading" :data="menuList" row-key="id" :default-expand-all="isExpandAll" :tree-props="{children: 'children', hasChildren: 'hasChildren'}">

            <el-table-column prop="title" label="菜单名称" :show-overflow-tooltip="true" width="160"></el-table-column>

            <el-table-column prop="icon" label="图标" align="center" width="100">
                <template slot-scope="scope">
                    <svg-icon :icon-class="scope.row.icon" />
                </template>
            </el-table-column>

            <el-table-column prop="sort" label="排序" width="60"></el-table-column>

            <el-table-column prop="path" label="路由地址" :show-overflow-tooltip="true"></el-table-column>

            <el-table-column prop="component" label="组件路径" :show-overflow-tooltip="true"></el-table-column>

            <el-table-column prop="active" label="状态" width="80">
                <template slot-scope="scope">
                    <el-tag v-if="scope.row.active==true">正常</el-tag>
                    <el-tag v-else type="danger">禁用</el-tag>
                </template>
            </el-table-column>

            <el-table-column prop="method" align="center" label="请求方法">
                <template slot-scope="scope">
                    <span v-if="scope.row.method=='GET'" style="color:#41B883;">GET</span>
                    <span v-if="scope.row.method=='POST'" style="color:#007ACC;">POST</span>
                    <span v-if="scope.row.method=='DELETE'" style="color:#FF646F;">DELETE</span>
                    <span v-if="scope.row.method=='PUT'" style="color:#F86A34;">PUT</span>
                </template>
            </el-table-column>

            <el-table-column prop="desc" label="描述" :show-overflow-tooltip="true"></el-table-column>

            <el-table-column label="创建时间" :show-overflow-tooltip="true" align="center" prop="createTime">
                <template slot-scope="scope">
                    <span>{{ parseTime(scope.row.createTime) }}</span>
                </template>
            </el-table-column>

            <el-table-column label="修改时间" :show-overflow-tooltip="true" align="center" prop="updateTime">
                <template slot-scope="scope">
                    <span>{{ parseTime(scope.row.updateTime) }}</span>
                </template>
            </el-table-column>

            <el-table-column label="操作" align="center" class-name="small-padding fixed-width" width="160px">
                <template slot-scope="scope">
                    <!-- <el-button size="mini" type="text" icon="el-icon-edit" @click="handleUpdate(scope.row)" v-hasPermi="['system:menu:edit']">修改</el-button>
                    <el-button size="mini" type="text" icon="el-icon-plus" @click="handleAdd(scope.row)" v-hasPermi="['system:menu:add']">新增</el-button>
                    <el-button size="mini" type="text" icon="el-icon-delete" @click="handleDelete(scope.row)" v-hasPermi="['system:menu:remove']">删除</el-button> -->
                    <el-button size="mini" type="text" icon="el-icon-edit" @click="handleUpdate(scope.row)">修改</el-button>
                    <el-button size="mini" type="text" icon="el-icon-plus" @click="handleAdd(scope.row)">新增</el-button>
                    <el-button size="mini" type="text" icon="el-icon-delete" @click="handleDelete(scope.row)">删除</el-button>
                </template>
            </el-table-column>
        </el-table>

        <!-- 添加或修改菜单对话框 -->
        <el-dialog :title="title" :visible.sync="open" :width="dialogWidth" append-to-body>
            <el-form ref="form" :model="form" :rules="rules" label-width="100px">
                <el-row>
                    <el-col :xs="24" :sm="12" :md="12" :lg="12" :xl="12">
                        <el-form-item label="菜单类型" prop="menuType">
                            <el-radio-group v-model="form.type" size="medium">
                                <el-radio-button :label="0">目录</el-radio-button>
                                <el-radio-button :label="1">菜单</el-radio-button>
                                <el-radio-button :label="2">按钮</el-radio-button>
                            </el-radio-group>
                        </el-form-item>
                    </el-col>

                    <el-col :xs="24" :sm="12" :md="12" :lg="12" :xl="12">
                        <el-form-item label="上级菜单" prop="parentId">
                            <treeselect v-model="form.parentId" :options="menuOptions" :normalizer="normalizer" :show-count="true" placeholder="选择上级菜单" />
                        </el-form-item>
                    </el-col>

                    <el-col :xs="24" :sm="12" :md="12" :lg="12" :xl="12">
                        <el-form-item v-if="form.type != 2" label="菜单图标" prop="icon">
                            <el-popover placement="bottom-start" width="460" trigger="click" @show="$refs['iconSelect'].reset()">
                                <IconSelect ref="iconSelect" @selected="selected" />
                                <el-input slot="reference" v-model="form.icon" placeholder="点击选择图标" readonly>
                                    <svg-icon v-if="form.icon" slot="prefix" :icon-class="form.icon" class="el-input__icon" style="height: 32px;width: 16px;" />
                                    <i v-else slot="prefix" class="el-icon-search el-input__icon" />
                                </el-input>
                            </el-popover>
                        </el-form-item>
                    </el-col>
                    <el-col :xs="24" :sm="12" :md="12" :lg="12" :xl="12">
                        <el-form-item label="菜单名称" prop="title">
                            <el-input v-model="form.title" placeholder="请输入菜单名称" />
                        </el-form-item>
                    </el-col>

                    <el-col :xs="24" :sm="12" :md="12" :lg="12" :xl="12" v-if="form.type != 2">
                        <el-form-item prop="component">
                            <span slot="label">
                                <el-tooltip content="访问的组件路径，如：`system/user/index`，默认在`views`目录下(类型为目录：组件路径默认设置为#，类型为菜单：需要指定到组件特定路径，类型为按钮默认不填写)" placement="top">
                                    <i class="el-icon-question"></i>
                                </el-tooltip>
                                组件路径
                            </span>
                            <el-input v-model="form.component" placeholder="请输入组件路径" />
                        </el-form-item>
                    </el-col>

                    <el-col :xs="24" :sm="12" :md="12" :lg="12" :xl="12">
                        <el-form-item prop="path">
                            <span slot="label">
                                <el-tooltip
                                    content="访问的路由地址，如：`user`，如外网地址需内链访问则以`http(s)://`开头，按钮级别的路由对应后端的接口地址,如：/user/list（类型为目录：添加一层路径即可，如：/system，类型为菜单：添加二级路径，如：/user，类型为按钮：则为后端的api接口地址，如登录接口：/login）"
                                    placement="top">
                                    <i class="el-icon-question"></i>
                                </el-tooltip>
                                路由地址
                            </span>
                            <el-input v-model="form.path" placeholder="请输入路由地址" />
                        </el-form-item>
                    </el-col>

                    <el-col :xs="24" :sm="12" :md="12" :lg="12" :xl="12">
                        <el-form-item v-if="form.type != 0" prop="value">
                            <el-input v-model="form.value" placeholder="请输入权限标识" maxlength="100" />
                            <span slot="label">
                                <el-tooltip content="控制器中定义的权限字符，如：@PreAuthorize(`@ss.hasPermi('system:user:list')`)" placement="top">
                                    <i class="el-icon-question"></i>
                                </el-tooltip>
                                权限字符
                            </span>
                        </el-form-item>
                    </el-col>

                    <el-col :xs="24" :sm="12" :md="12" :lg="12" :xl="12">
                        <el-form-item v-if="form.type != 0 && form.type != 1" prop="method">
                            <span slot="label">
                                <el-tooltip content="后端接口请求方法，对应接口的请求方法：get，post，delete，put" placement="top">
                                    <i class="el-icon-question"></i>
                                </el-tooltip>
                                请求方法
                            </span>
                            <el-select v-model="form.method" placeholder="请选择">
                                <el-option key="GET" label="GET" value="GET"></el-option>
                                <el-option key="POST" label="POST" value="POST"></el-option>
                                <el-option key="PUT" label="PUT" value="PUT"></el-option>
                                <el-option key="DELETE" label="DELETE" value="DELETE"></el-option>
                            </el-select>
                        </el-form-item>
                    </el-col>

                    <el-col :xs="24" :sm="12" :md="12" :lg="12" :xl="12">
                        <el-form-item label="显示排序" prop="sort">
                            <el-input-number v-model="form.sort" controls-position="right" :min="0" />
                        </el-form-item>
                    </el-col>

                    <el-col :xs="24" :sm="12" :md="12" :lg="12" :xl="12">
                        <el-form-item v-if="form.type != 2" prop="isFrame">
                            <span slot="label">
                                <el-tooltip content="选择是外链则路由地址需要以`http(s)://`开头" placement="top">
                                    <i class="el-icon-question"></i>
                                </el-tooltip>
                                是否外链
                            </span>
                            <el-radio-group v-model="form.isFrame">
                                <el-radio :label="true">是</el-radio>
                                <el-radio :label="false">否</el-radio>
                            </el-radio-group>
                        </el-form-item>
                    </el-col>

                    <el-col :xs="24" :sm="12" :md="12" :lg="12" :xl="12">
                        <el-form-item v-if="form.type != 1" prop="isCache">
                            <span slot="label">
                                <el-tooltip content="选择是则会被`keep-alive`缓存，需要匹配组件的`name`和地址保持一致" placement="top">
                                    <i class="el-icon-question"></i>
                                </el-tooltip>
                                是否缓存
                            </span>
                            <el-radio-group v-model="form.isCache">
                                <el-radio :label="true">缓存</el-radio>
                                <el-radio :label="false">不缓存</el-radio>
                            </el-radio-group>
                        </el-form-item>
                    </el-col>

                    <el-col :xs="24" :sm="12" :md="12" :lg="12" :xl="12">
                        <el-form-item prop="status">
                            <span slot="label">
                                <el-tooltip content="选择停用则路由将不会出现在侧边栏，也不能被访问" placement="top">
                                    <i class="el-icon-question"></i>
                                </el-tooltip>
                                菜单状态
                            </span>
                            <el-switch v-model="form.active" active-text="激活" inactive-text="禁用">
                            </el-switch>
                        </el-form-item>
                    </el-col>

                    <el-col :xs="24" :sm="24" :md="24" :lg="24" :xl="24">
                        <el-form-item prop="desc">
                            <span slot="label">
                                <el-tooltip content="权限菜单的功能描述：用户新增，添加用户的接口方法菜单" placement="top">
                                    <i class="el-icon-question"></i>
                                </el-tooltip>
                                描述
                            </span>
                            <el-input type="textarea" placeholder="请输入内容" v-model="form.desc" rows="5" show-word-limit></el-input>
                        </el-form-item>
                    </el-col>

                    <el-col :xs="24" :sm="24" :md="24" :lg="24" :xl="24">
                        <el-form-item label="提示：">
                            <span style="color:red;">配置菜单权限路由信息是非常专业的事情，如果你不清楚自己在做什么，千万不要擅自修改，有可能导致系统崩溃无法访问等风险(🐱：修改完成需要刷新页面才能重新获取)</span>
                        </el-form-item>
                    </el-col>
                </el-row>
            </el-form>
            <div slot="footer" class="dialog-footer">
                <el-button type="primary" @click="submitForm">确 定</el-button>
                <el-button @click="cancel">取 消</el-button>
            </div>
        </el-dialog>
    </div>
</template>

<script>
import {
    listMenu,
    getMenu,
    delMenu,
    addMenu,
    updateMenu,
} from "@/api/system/menu";
import Treeselect from "@riophae/vue-treeselect";
import "@riophae/vue-treeselect/dist/vue-treeselect.css";
import IconSelect from "@/components/IconSelect";

export default {
    name: "Menu",
    components: { Treeselect, IconSelect },
    data() {
        return {
            // 遮罩层
            loading: true,
            // 显示搜索条件
            showSearch: true,
            // 菜单表格树数据
            menuList: [],
            // 菜单树选项
            menuOptions: [],
            // 弹出层标题
            title: "",
            // 是否显示弹出层
            open: false,
            // 是否展开，默认全部折叠
            isExpandAll: false,
            // 重新渲染表格状态
            refreshTable: true,
            // 显示状态数据字典
            visibleOptions: [],
            // 菜单状态数据字典
            statusOptions: [],
            // 查询参数
            queryParams: {
                title: undefined,
                active: undefined,
            },
            // 自适应弹框宽度
            dialogWidth: 0,
            // 表单参数
            form: {},
            // 表单校验
            rules: {
                title: [
                    {
                        required: true,
                        message: "菜单名称不能为空",
                        trigger: "blur",
                    },
                ],
                // menuType: [
                //     {
                //         required: true,
                //         message: "菜单类型不能为空",
                //         trigger: "blur",
                //     },
                // ],
                parentId: [
                    {
                        required: true,
                        message: "上级菜单不能为空",
                        trigger: "blur",
                    },
                ],
                // icon: [
                //     {
                //         required: true,
                //         message: "菜单图标不能为空",
                //         trigger: "blur",
                //     },
                // ],
                // component: [
                //     {
                //         required: true,
                //         message: "路由组件不能为空",
                //         trigger: "blur",
                //     },
                // ],
                path: [
                    {
                        required: true,
                        message: "路由地址不能为空",
                        trigger: "blur",
                    },
                ],
                value: [
                    {
                        required: true,
                        message: "权限字符不能为空",
                        trigger: "blur",
                    },
                ],
                method: [
                    {
                        required: true,
                        message: "请求方法不能为空",
                        trigger: "blur",
                    },
                ],
                sort: [
                    {
                        required: true,
                        message: "菜单顺序不能为空",
                        trigger: "blur",
                    },
                ],
                path: [
                    {
                        required: true,
                        message: "路由地址不能为空",
                        trigger: "blur",
                    },
                ],

                isFrame: [
                    {
                        required: true,
                        message: "是否外链不能为空",
                        trigger: "blur",
                    },
                ],
                isCache: [
                    {
                        required: true,
                        message: "是否缓存不能为空",
                        trigger: "blur",
                    },
                ],
                // status: [
                //     {
                //         required: true,
                //         message: "激活状态不能为空",
                //         trigger: "blur",
                //     },
                // ],
                desc: [
                    {
                        required: true,
                        message: "描述不能为空",
                        trigger: "blur",
                    },
                ],
            },
        };
    },
    created() {
        this.setDialogWidth();
        this.getList();
        // this.getDicts("sys_show_hide").then((response) => {
        //     this.visibleOptions = response.data;
        // });
        // this.getDicts("sys_normal_disable").then((response) => {
        //     this.statusOptions = response.data;
        // });
    },
    mounted() {
        window.onresize = () => {
            return (() => {
                this.setDialogWidth();
            })();
        };
    },
    methods: {
        // 自适应弹框宽度
        setDialogWidth() {
            console.log(document.body.clientWidth);
            var val = document.body.clientWidth;
            const def = 800; // 默认宽度
            if (val < def) {
                this.dialogWidth = "100%";
            } else {
                this.dialogWidth = def + "px";
            }
        },
        // 选择图标
        selected(name) {
            this.form.icon = name;
        },
        /** 查询菜单列表 */
        getList() {
            this.loading = true;
            listMenu(this.queryParams).then((response) => {
                this.menuList = this.handleTree(response.data, "id");
                this.loading = false;
            });
        },
        /** 转换菜单数据结构 */
        normalizer(node) {
            if (node.children && !node.children.length) {
                delete node.children;
            }
            return {
                id: node.id,
                label: node.title,
                children: node.children,
            };
        },
        /** 查询菜单下拉树结构 */
        getTreeselect() {
            listMenu().then((response) => {
                this.menuOptions = [];
                const menu = { id: 0, title: "主类目", children: [] };
                menu.children = this.handleTree(response.data, "id");
                this.menuOptions.push(menu);
            });
        },
        // 取消按钮
        cancel() {
            this.open = false;
            this.reset();
        },
        // 表单重置
        reset() {
            this.form = {
                id: undefined,
                parentId: 0,
                title: undefined,
                icon: undefined,
                type: "0",
                sort: undefined,
                isFrame: false,
                isCache: false,
                method: undefined,
                active: true,
            };
            this.resetForm("form");
        },
        /** 搜索按钮操作 */
        handleQuery() {
            this.getList();
        },
        /** 重置按钮操作 */
        resetQuery() {
            this.resetForm("queryForm");
            this.handleQuery();
        },
        /** 新增按钮操作 */
        handleAdd(row) {
            this.reset();
            this.getTreeselect();
            if (row != null && row.id) {
                this.form.parentId = row.id;
            } else {
                this.form.parentId = 0;
            }
            this.open = true;
            this.title = "添加菜单";
        },
        /** 展开/折叠操作 */
        toggleExpandAll() {
            this.refreshTable = false;
            this.isExpandAll = !this.isExpandAll;
            this.$nextTick(() => {
                this.refreshTable = true;
            });
        },
        /** 修改按钮操作 */
        handleUpdate(row) {
            this.reset();
            this.getTreeselect();
            getMenu(row.id).then((response) => {
                this.form = response.data;
                this.open = true;
                this.title = "修改菜单";
            });
        },
        /** 提交按钮 */
        submitForm: function () {
            this.$refs["form"].validate((valid) => {
                if (valid) {
                    if (this.form.id != undefined) {
                        updateMenu(this.form).then((response) => {
                            this.msgSuccess("修改成功");
                            this.open = false;
                            this.getList();
                        });
                    } else {
                        addMenu(this.form).then((response) => {
                            this.msgSuccess("新增成功");
                            this.open = false;
                            this.getList();
                        });
                    }
                }
            });
        },
        /** 删除按钮操作 */
        handleDelete(row) {
            this.$confirm(
                '是否确认删除名称为"' + row.title + '"的数据项?',
                "警告",
                {
                    confirmButtonText: "确定",
                    cancelButtonText: "取消",
                    type: "warning",
                }
            )
                .then(function () {
                    return delMenu([row.id]);
                })
                .then(() => {
                    this.getList();
                    this.msgSuccess("删除成功");
                })
                .catch(() => {});
        },
    },
};
</script>
